B30 Series R6400 Printer Ribbon, 4.33" x 200', Black"Drop & Click" print ribbons enable 5 second ribbon supply changes No calibrating, no threading, no waste, and no hassle One colour ribbon for printing a single colour onto a label Resin formulation offers superior chemical and abrasion resistance when printed on the appropriate label material Recommended for use with materials designed to resist chemicals, such as B 492 Frozen Surface Polyester and B 481 Chemical Resistant Polyester Colour: Black